1. Department of Surgery, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.
2. Department of Surgery, Dongnam Institute of Radiological and Medical Sciences, Cancer Center, Busan, Korea.
3. Department of Surgery, Gyeongsang National University, Jinju, Korea.
4. Department of Surgery, Gyeongsang National University Changwon Hospital, Gyeongsang National University, Changwon, Korea.
5. Department of Surgery, Ajou University School of Medicine, Suwon, Korea.
6. Department of Surgery, Yonsei University College of Medicine, Seoul, Korea.
7. Department of Surgery, Soonchunhyang University College of Medicine, Bucheon, Korea.
8. Department of Surgery, Chonnam National University Hwasun Hospital, Hwasun, Korea.
9. Gastric Cancer Center, Kyungpook National University Medical Center, Daegu, Korea.
10. Center of Gastric Cancer, National Cancer Center, Goyang, Korea.